I am so sorry that your friend is so ill. I know that Northwest Airlines provides air travel through a variety of charities and it might be worthwhile to ask the major airlines what they offer in terms of flights for seriously ill people.
For you to be here now, trillions of drifting atoms had somehow to assemble in an intricate and intriguingly obliging manner to create you. It's an arrangement so specialized and particular that it has never been tried before and will only exist this once.
--Bill Bryson, "A Short History of Nearly Everything"